High Strength
Threaded Shaft Collars
These clamp-tite shaft collars are supplied in fine- and coarse- thread styles for easy adjustment and locking.
High Strength One Piece Threaded Collars
| STAFFORD CLAMP-TITE THREADED COLLARS STEEL - STAINLESS STEEL THREADED | |||||
| BORE SIZE | DIMENSIONS | STEEL | STAINLESS STEEL | ||
| Inches | O.D. | Width | Screw | Stafford | Stafford |
| Part No. | Part No. | ||||
| 1/4-20 | 13/16 | 1/4 | 4-40 | 4L004 | 4S004 |
| 1/4-28 | 13/16 | 1/4 | 4-40 | 3L004 | 3S004 |
| 5/16-18 | 13/16 | 1/4 | 4-40 | 4L005 | 4S005 |
| 5/16-24 | 13/16 | 1/4 | 4-40 | 3L005 | 3S005 |
| 3/8-16 | 1-1/16 | 5/16 | 6-32 | 4L006 | 4S006 |
| 3/8-24 | 1-1/16 | 5/16 | 6-32 | 3L006 | 3S006 |
| 1/2-13 | 1-1/4 | 3/8 | 8-32 | 4L008 | 4S008 |
| 1/2-20 | 1-1/4 | 3/8 | 8-32 | 3L008 | 3S008 |
| 5/8-11 | 1-1/2 | 13/32 | 10-32 | 4L010 | 4S010 |
| 5/8-18 | 1-1/2 | 13/32 | 10-32 | 3L010 | 3S010 |
| 3/4-10 | 1-3/4 | 1/2 | 1/4-28 | 4L012 | 4S012 |
| 3/4-16 | 1-3/4 | 1/2 | 1/4-28 | 3L012 | 3S012 |
| 7/8-9 | 1-7/8 | 1/2 | 1/4-28 | 4L014 | 4S014 |
| 7/8-14 | 1-7/8 | 1/2 | 1/4-28 | 3L014 | 3S014 |
| 1-8 | 2 | 1/2 | 1/4-28 | 4L100 | 4S100 |
| 1-14 | 2 | 1/2 | 1/4-28 | 3L100 | 3S100 |
| 1-1/8-7 | 2-1/8 | 1/2 | 1/4-28 | 4L102 | 4S102 |
| 1-1/8-12 | 2-1/8 | 1/2 | 1/4-28 | 3L102 | 3S102 |
| 1-1/4-7 | 2-1/4 | 1/2 | 1/4-28 | 4L104 | 4S104 |
| 1-1/4-12 | 2-1/4 | 1/2 | 1/4-28 | 3L104 | 3S104 |
| 1-3/8-12 | 2-3/8 | 1/2 | 1/4-28 | 3L106 | 3S106 |
| 1-1/2-6 | 2-1/2 | 1/2 | 1/4-28 | 4L108 | 4S108 |
| 1-1/2-12 | 2-1/2 | 1/2 | 1/4-28 | 3L108 | 3S108 |
| 1-3/4-16 | 3 | 5/8 | 5/16-24 | 3L112 | 3S112 |
| 2-12 | 3-1/4 | 5/8 | 5/16-24 | 3L200 | 3S200 |
| 2-1/4-12 | 3-1/2 | 5/8 | 5/16-24 | 3L204 | 3S204 |
High Strength Two Piece Threaded Collars
| STAFFORD CLAMP-TITE THREADED COLLARS STEEL - STAINLESS STEEL THREADED | |||||
| BORE SIZE | DIMENSIONS | STEEL | STAINLESS STEEL | ||
| Inches | O.D. | Width | Screw | Stafford | Stafford |
| Part No. | Part No. | ||||
| 1/4-20 | 13/16 | 1/4 | 4-40 | 4L004F | 4S004F |
| 1/4-28 | 13/16 | 1/4 | 4-40 | 3L004F | 3S004F |
| 5/16-18 | 13/16 | 1/4 | 4-40 | 4L005F | 4S005F |
| 5/16-24 | 13/16 | 1/4 | 4-40 | 3L005F | 3S005F |
| 3/8-16 | 1-1/16 | 5/16 | 6-32 | 4L006F | 4S006F |
| 3/8-24 | 1-1/16 | 5/16 | 6-32 | 3L006F | 3S006F |
| 1/2-13 | 1-1/4 | 3/8 | 8-32 | 4L008F | 4S008F |
| 1/2-20 | 1-1/4 | 3/8 | 8-32 | 3L008F | 3S008F |
| 5/8-11 | 1-1/2 | 13/32 | 10-32 | 4L010F | 4S010F |
| 5/8-18 | 1-1/2 | 13/32 | 10-32 | 3L010F | 3S010F |
| 3/4-10 | 1-3/4 | 1/2 | 1/4-28 | 4L012F | 4S012F |
| 3/4-16 | 1-3/4 | 1/2 | 1/4-28 | 3L012F | 3S012F |
| 7/8-9 | 1-7/8 | 1/2 | 1/4-28 | 4L014F | 4S014F |
| 7/8-14 | 1-7/8 | 1/2 | 1/4-28 | 3L014F | 3S014F |
| 1-8 | 2 | 1/2 | 1/4-28 | 4L100F | 4S100F |
| 1-14 | 2 | 1/2 | 1/4-28 | 3L100F | 3S100F |
| 1-1/8-7 | 2-1/8 | 1/2 | 1/4-28 | 4L102F | 4S102F |
| 1-1/8-12 | 2-1/8 | 1/2 | 1/4-28 | 3L102F | 3S102F |
| 1-1/4-7 | 2-1/4 | 1/2 | 1/4-28 | 4L104F | 4S104F |
| 1-1/4-12 | 2-1/4 | 1/2 | 1/4-28 | 3L104F | 3S104F |
| 1-3/8-12 | 2-3/8 | 1/2 | 1/4-28 | 3L106F | 3S106F |
| 1-1/2-6 | 2-1/2 | 1/2 | 1/4-28 | 4L108F | 4S108F |
| 1-1/2-12 | 2-1/2 | 1/2 | 1/4-28 | 3L108F | 3S108F |
| 1-3/4-16 | 3 | 5/8 | 5/16-24 | 3L112F | 3S112F |
| 2-12 | 3-1/4 | 5/8 | 5/16-24 | 3L200F | 3S200F |
| 2-1/4-12 | 3-1/2 | 5/8 | 5/16-24 | 3L204F | 3S204F |